.content-section {
    background: url('../image/keji-bgc_01.png') no-repeat center center;
    background-size: 100% 100%;
}

.science-container {
    /* width: 934px; */
}

.pro-item-1 {
    background-color: #1e88e5;
}

.pro-item-2 {
    background-color: #2062bd;
}

.pro-item-3 {
    background-color: #7460ee;
}

.pro-b-a {
    background-color: #4ba0ea;
}

.pro-b-a-2 {
    background-color: #4d81ca;
}

.pro-b-a-3 {
    background-color: #9080f1;
}

.pro-itme-b-secp {
    /* font-size: 16px; */
}


/* @media (min-width: 1900px) {
  .pro-container {
    width: 100%;
    padding: 0 18.75%;
    box-sizing: border-box;
  }

  .pro-item {
    width: 373px;
    height: 506px;
  }
  .pro-itme-b-secp {
    font-size: 22px;
  }

  .pro-item-t {
    height: 270px;
    width: 100%;
  }
}

@media (min-width: 1700px) and (max-width: 1899px) {
  .pro-container {
    width: 100%;
    padding: 0 16%;
    box-sizing: border-box;
  }

  .pro-item {
    width: 373px;
    height: 506px;
  }
  .pro-itme-b-secp {
    font-size: 22px;
  }

  .pro-item-t {
    height: 270px;
    width: 100%;
  }
} */


/* DEVICE ADAPTE */


/* 默认适配放最上面 */


/* 超大屏以上 */

@media screen and (max-width:1920px) {
    .pro-content-item {
        width: 1200px;
    }
}


/* 笔记本 */

@media screen and (max-width:1600px) {
    .pro-content-item {
        width: 970px;
    }
}


/* 小屏 */

@media screen and (max-width:1280px) {
    .pro-content-item {
        width: 775px;
    }
}


/* 平板 */

@media screen and (max-device-width:1024px) {}


/* 手机 */

@media screen and (max-device-width:480px) {
    .pro-content-item {
        width: 100%;
    }
}